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浅谈功能安全之故障(fault),错误(error),失效(failure)
功能安全中的有些概念比较绕,比如故障(fault),错误(error),失效(failure),今天就这三个概念进行下探讨。 功能安全中定义的故障是指可引起要素或相关项失效的异常情况。 故障可以分为永久故障和非永久故障,其分类如下图所示。 永久性故障是指发生并持续 ...
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